{"id":"vidhyamitra:city-day:perth:1815-07-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/perth/1815-07-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1815-07-01","date_display":"July 1, 1815 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1815,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384155.770833,"kali_year":4917,"ahargana":1795690.2708,"sun":{"sidereal_longitude":77.0939,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":2.8213,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.7275,"elapsed_within_tithi_degrees":9.7275},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.8213,"elapsed_within_degrees":2.8213},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.9152},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1815,"month":7,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384155.770833,"ahargana":1795690.2708,"kali_year":4917,"ayanamsa_lahiri":21.2756,"grahas":{"sun":{"sidereal_longitude":77.00117399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":0.13237400000002708,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-4.2999},"mars":{"sidereal_longitude":343.840274,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":104.02427399999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":162.63947400000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":122.238674,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":291.8123740000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":75.688,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":255.688,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1815,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384155.770833,"kali_year":4917,"ahargana":1795690.2708,"sun":{"sidereal_longitude":77.0939,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":2.8213,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.7275,"elapsed_within_tithi_degrees":9.7275},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":2.8213,"elapsed_within_degrees":2.8213},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.9152},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.3,"elongation":74.273},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.3,"opposition_distance":105.727}},"eclipse_window_40days":[{"offset_days":6,"type":"solar","occurs":true,"moon_latitude":0.559,"elongation":0.255},{"offset_days":20,"type":"lunar","occurs":true,"moon_latitude":-1.459,"opposition_distance":2.474}]},"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"tier2":{"city":{"slug":"perth","name":"Perth, Australia","lat":-31.9505,"lon":115.8605,"tz_offset_hours":8,"country":"AU","tier":"diaspora"},"sunriseLocal":"07:18","sunsetLocal":"17:23","solarNoonLocal":"12:20","dayLengthHours":10.082413336570916,"dayLengthDisplay":"10 Hours 04 Mins 57 Secs","nightLengthDisplay":"13 Hours 55 Mins 03 Secs","moonriseLocal":"01:31","moonsetLocal":"12:54","rahuKala":{"name":"Rāhu Kāla","start":"09:49","end":"11:04","startHours":9.81323475259845,"endHours":11.073536419669816,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:36","end":"14:51","startHours":13.594139753812545,"endHours":14.854441420883909,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:18","end":"08:33","startHours":7.292631418455723,"endHours":8.552933085527087,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"09:59","startHours":9.64519453032227,"endHours":9.981274974874633,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"07:59","startHours":7.712731974146178,"endHours":7.9815963297880685,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:40","startHours":11.997757642188818,"endHours":12.669918531293545,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:57","end":"06:37","startHours":5.948309640246267,"endHours":6.620470529350995,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:18","startHours":6.452430307074813,"endHours":7.292631418455723,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:41","startHours":14.014240309502998,"endHours":14.686401198607726,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.17504475502664,"endHours":17.57504475502664,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:48","startHours":17.37504475502664,"endHours":17.795145310717093,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.12504475502664,"endHours":18.87504475502664,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:40","startHours":23.997757642188816,"endHours":24.669918531293547,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:18","end":"08:33","startHours":7.292631418455723,"endHours":8.552933085527087,"quality":"inauspicious"},{"name":"Śubha","start":"08:33","end":"09:49","startHours":8.552933085527087,"endHours":9.81323475259845,"quality":"auspicious"},{"name":"Roga","start":"09:49","end":"11:04","startHours":9.81323475259845,"endHours":11.073536419669816,"quality":"inauspicious"},{"name":"Udveg","start":"11:04","end":"12:20","startHours":11.073536419669816,"endHours":12.333838086741181,"quality":"inauspicious"},{"name":"Chala","start":"12:20","end":"13:36","startHours":12.333838086741181,"endHours":13.594139753812545,"quality":"neutral"},{"name":"Labha","start":"13:36","end":"14:51","startHours":13.594139753812545,"endHours":14.854441420883909,"quality":"auspicious"},{"name":"Amṛta","start":"14:51","end":"16:07","startHours":14.854441420883909,"endHours":16.114743087955276,"quality":"auspicious"},{"name":"Kāla","start":"16:07","end":"17:23","startHours":16.114743087955276,"endHours":17.37504475502664,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:23","end":"19:07","startHours":17.37504475502664,"endHours":19.114743087955276,"quality":"auspicious"},{"name":"Amṛta","start":"19:07","end":"20:51","startHours":19.114743087955276,"endHours":20.85444142088391,"quality":"auspicious"},{"name":"Kāla","start":"20:51","end":"22:36","startHours":20.85444142088391,"endHours":22.594139753812545,"quality":"inauspicious"},{"name":"Śubha","start":"22:36","end":"00:20","startHours":22.594139753812545,"endHours":24.33383808674118,"quality":"auspicious"},{"name":"Roga","start":"00:20","end":"02:04","startHours":24.33383808674118,"endHours":26.073536419669818,"quality":"inauspicious"},{"name":"Udveg","start":"02:04","end":"03:49","startHours":26.073536419669818,"endHours":27.813234752598454,"quality":"inauspicious"},{"name":"Chala","start":"03:49","end":"05:33","startHours":27.813234752598454,"endHours":29.552933085527087,"quality":"neutral"},{"name":"Labha","start":"05:33","end":"07:18","startHours":29.552933085527087,"endHours":31.292631418455723,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:18","end":"08:18","startHours":7.292631418455723,"endHours":8.292631418455723,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:18","end":"09:18","startHours":8.292631418455723,"endHours":9.292631418455723,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:18","end":"10:18","startHours":9.292631418455723,"endHours":10.292631418455723,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:18","end":"11:18","startHours":10.292631418455723,"endHours":11.292631418455723,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:18","end":"12:18","startHours":11.292631418455723,"endHours":12.292631418455723,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:18","end":"13:18","startHours":12.292631418455723,"endHours":13.292631418455723,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:18","end":"14:18","startHours":13.292631418455723,"endHours":14.292631418455723,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:18","end":"15:18","startHours":14.292631418455723,"endHours":15.292631418455723,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:18","end":"16:18","startHours":15.292631418455723,"endHours":16.292631418455723,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:18","end":"17:18","startHours":16.292631418455723,"endHours":17.292631418455723,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:18","end":"18:18","startHours":17.292631418455723,"endHours":18.292631418455723,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:18","end":"19:18","startHours":18.292631418455723,"endHours":19.292631418455723,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:18","end":"20:18","startHours":19.292631418455723,"endHours":20.292631418455723,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:18","end":"21:18","startHours":20.292631418455723,"endHours":21.292631418455723,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:18","end":"22:18","startHours":21.292631418455723,"endHours":22.292631418455723,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:18","end":"23:18","startHours":22.292631418455723,"endHours":23.292631418455723,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:18","end":"00:18","startHours":23.292631418455723,"endHours":24.292631418455723,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:18","end":"01:18","startHours":24.292631418455723,"endHours":25.292631418455723,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:18","end":"02:18","startHours":25.292631418455723,"endHours":26.292631418455723,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:18","end":"03:18","startHours":26.292631418455723,"endHours":27.292631418455723,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:18","end":"04:18","startHours":27.292631418455723,"endHours":28.292631418455723,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:18","end":"05:18","startHours":28.292631418455723,"endHours":29.292631418455723,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:18","end":"06:18","startHours":29.292631418455723,"endHours":30.292631418455723,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:18","end":"07:18","startHours":30.292631418455723,"endHours":31.292631418455723,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.17805058412412,"eotMinutes":-3.4722852044708983,"ayanamsa":21.2756}},"calendars":{"vikram_samvat":1872,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1737,"saka_samvatsara":"Yuva","bengali_samvat":1222,"malayalam_era":991,"nanakshahi_year":346,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Navamī · Vikram 1872 Sarvadhāri · Śaka 1737 Yuva"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"perth"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 1, 1815 CE · Perth, Australia · Vidhyamitra","description":"July 1, 1815 CE for Perth, Australia: Kṛṣṇa Navamī, sūryodaya 07:18, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/perth/1815-07-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/perth/1815-07-01","sa":"https://sa.vidhyamitra.com/city/perth/1815-07-01","hi":"https://hi.vidhyamitra.com/city/perth/1815-07-01","x-default":"https://vidhyamitra.com/city/perth/1815-07-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T08:21:39.647Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-05T08:21:39.647Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T08:21:39.647Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}